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authorLudovic Courtès <ludo@gnu.org>2015-12-13 19:08:20 +0100
committerLudovic Courtès <ludo@gnu.org>2015-12-13 19:20:01 +0100
commitecf84b7c482e4ab0d001b0121b76f1ae11a5482b (patch)
tree0086f69857cb51bd5bb20bf0d3d972c5b810a089 /nix/nix-daemon
parentf3ff1da42479eda7826d1bcb10e3a067e62a2daa (diff)
downloadguix-ecf84b7c482e4ab0d001b0121b76f1ae11a5482b.tar.gz
guix-ecf84b7c482e4ab0d001b0121b76f1ae11a5482b.zip
daemon: Add '--rounds'.
* nix/nix-daemon/guix-daemon.cc (GUIX_OPT_BUILD_ROUNDS): New macro. (options): Add --rounds. (parse_opt): Honor it. * doc/guix.texi (Invoking guix-daemon): Document it.
Diffstat (limited to 'nix/nix-daemon')
-rw-r--r--nix/nix-daemon/guix-daemon.cc15
1 files changed, 15 insertions, 0 deletions
diff --git a/nix/nix-daemon/guix-daemon.cc b/nix/nix-daemon/guix-daemon.cc
index 1934487d24..20a0732fcb 100644
--- a/nix/nix-daemon/guix-daemon.cc
+++ b/nix/nix-daemon/guix-daemon.cc
@@ -80,6 +80,7 @@ builds derivations on behalf of its clients.");
#define GUIX_OPT_NO_BUILD_HOOK 14
#define GUIX_OPT_GC_KEEP_OUTPUTS 15
#define GUIX_OPT_GC_KEEP_DERIVATIONS 16
+#define GUIX_OPT_BUILD_ROUNDS 17
static const struct argp_option options[] =
{
@@ -104,6 +105,8 @@ static const struct argp_option options[] =
n_("do not use the 'build hook'") },
{ "cache-failures", GUIX_OPT_CACHE_FAILURES, 0, 0,
n_("cache build failures") },
+ { "rounds", GUIX_OPT_BUILD_ROUNDS, "N", 0,
+ n_("build each derivation N times in a row") },
{ "lose-logs", GUIX_OPT_LOSE_LOGS, 0, 0,
n_("do not keep build logs") },
{ "disable-log-compression", GUIX_OPT_DISABLE_LOG_COMPRESSION, 0, 0,
@@ -189,6 +192,18 @@ parse_opt (int key, char *arg, struct argp_state *state)
case GUIX_OPT_CACHE_FAILURES:
settings.cacheFailure = true;
break;
+ case GUIX_OPT_BUILD_ROUNDS:
+ {
+ char *end;
+ unsigned long n = strtoul (arg, &end, 10);
+ if (end != arg + strlen (arg))
+ {
+ fprintf (stderr, _("error: %s: invalid number of rounds\n"), arg);
+ exit (EXIT_FAILURE);
+ }
+ settings.set ("build-repeat", std::to_string (std::max (0UL, n - 1)));
+ break;
+ }
case GUIX_OPT_IMPERSONATE_LINUX_26:
settings.impersonateLinux26 = true;
break;